<div class="task-list">
  <app-task-list class="task-list-container"
    *ngFor="let list of lists">
    <app-task-header [header]="list.name"></app-task-header>
    <app-task-item
      *ngFor="let task of list.tasks">
    </app-task-item>
  </app-task-list>
</div>
<button class="add-fab-btn" mat-mini-fab (click)="openTaskModal()">
  <mat-icon>add</mat-icon>
</button>
